Updated tk-nuke to v0.16.2

Release notes: https://github.com/shotgunsoftware/tk-nuke/releases/tag/v0.16.2

Author: toolkitty-app[bot]

env/includes/engine_locations.yml

@@ -56,7 +56,7 @@ engines.tk-motionbuilder.location:
 engines.tk-nuke.location:
   type: app_store
   name: tk-nuke
-  version: v0.16.1
+  version: v0.16.2
 engines.tk-photoshopcc.location:
   type: app_store
   name: tk-photoshopcc